Transaction not yet indexed

Ff66knYnDLFd6bai8UqCQC6cHzPJ5VWZ3oBHYiDPGcYRxHqBviF7EWcpXhQMKgoQ1HWbzMrSV5EMcCMH2jVkxwR

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.